Buggy code:
public class DataOnDemandMetadata extends AbstractItdTypeDetailsProvidingMetadataItem { private static final String INDEX_VAR = "index" ; private static final JavaSymbolName INDEX_SYMBOL = new JavaSymbolName ( DataOnDemandMetadata . INDEX_VAR ) ; private static final JavaSymbolName MAX_SYMBOL = new JavaSymbolName ( "max" ) ; private static final JavaSymbolName MIN_SYMBOL = new JavaSymbolName ( "min" ) ; private static final String OBJ_VAR = "obj" ; private static final JavaSymbolName OBJ_SYMBOL = new JavaSymbolName ( DataOnDemandMetadata . OBJ_VAR ) ; private static final String PROVIDES_TYPE_STRING = DataOnDemandMetadata . class . getName ( ) ; private static final String PROVIDES_TYPE = MetadataIdentificationUtils . create ( DataOnDemandMetadata . PROVIDES_TYPE_STRING ) ; private static final JavaSymbolName VALUE = new JavaSymbolName ( "value" ) ; public static String createIdentifier ( final JavaType javaType , final LogicalPath path ) { } public static JavaType getJavaType ( final String metadataIdentificationString ) { } public static String getMetadataIdentiferType ( ) { } public static LogicalPath getPath ( final String metadataIdentificationString ) { } public static boolean isValid ( final String metadataIdentificationString ) { } private JavaSymbolName dataFieldName ; private final Map < FieldMetadata , Map < FieldMetadata , String > > embeddedFieldInitializers = new LinkedHashMap < FieldMetadata , Map < FieldMetadata , String > > ( ) ; private List < EmbeddedHolder > embeddedHolders ; private EmbeddedIdHolder embeddedIdHolder ; private JavaType entity ; private final Map < FieldMetadata , String > fieldInitializers = new LinkedHashMap < FieldMetadata , String > ( ) ; private MemberTypeAdditions findMethod ; private MethodMetadata identifierAccessor ; private JavaType identifierType ; private MethodMetadata modifyMethod ; private MethodMetadata newTransientEntityMethod ; private MethodMetadata randomPersistentEntityMethod ; private final List < JavaType > requiredDataOnDemandCollaborators = new ArrayList < JavaType > ( ) ; private JavaSymbolName rndFieldName ; private MethodMetadata specificPersistentEntityMethod ; public DataOnDemandMetadata ( final String identifier , final JavaType aspectName , final PhysicalTypeMetadata governorPhysicalTypeMetadata , final DataOnDemandAnnotationValues annotationValues , final MethodMetadata identifierAccessor , final MemberTypeAdditions findMethodAdditions , final MemberTypeAdditions findEntriesMethodAdditions , final MemberTypeAdditions persistMethodAdditions , final MemberTypeAdditions flushMethod , final Map < FieldMetadata , DataOnDemandMetadata > locatedFields , final JavaType identifierType , final EmbeddedIdHolder embeddedIdHolder , final List < EmbeddedHolder > embeddedHolders ) { } private void addCollaboratingDoDFieldsToBuilder ( ) { } private void addEmbeddedClassFieldMutatorMethodsToBuilder ( final EmbeddedHolder embeddedHolder ) { } private JavaSymbolName getCollaboratingFieldName ( final JavaType entity ) { } private JavaType getCollaboratingType ( final JavaType entity ) { } private String getColumnPrecisionAndScaleBody ( final FieldMetadata field , final Map < String , Object > values , final String suffix ) { } public AnnotationMetadata getComponentAnnotation ( ) { } private FieldMetadataBuilder getDataField ( ) { } private JavaSymbolName getDataFieldName ( ) { } private String getDecimalMinAndDecimalMaxBody ( final FieldMetadata field , final AnnotationMetadata decimalMinAnnotation , final AnnotationMetadata decimalMaxAnnotation , final String suffix ) { } private String getDigitsBody ( final FieldMetadata field , final AnnotationMetadata digitsAnnotation , final String suffix ) { } private MethodMetadataBuilder getEmbeddedClassMutatorMethod ( final EmbeddedHolder embeddedHolder ) { } private JavaSymbolName getEmbeddedFieldMutatorMethodName ( final JavaSymbolName fieldName ) { } private JavaSymbolName getEmbeddedFieldMutatorMethodName ( final JavaSymbolName embeddedFieldName , final JavaSymbolName fieldName ) { } private MethodMetadataBuilder getEmbeddedIdMutatorMethod ( ) { } private JavaSymbolName getEmbeddedIdMutatorMethodName ( ) { } public JavaType getEntityType ( ) { } private String getFieldInitializer ( final FieldMetadata field , final DataOnDemandMetadata collaboratingMetadata ) { } private List < MethodMetadataBuilder > getFieldMutatorMethods ( ) { } private String getFieldValidationBody ( final FieldMetadata field , final String initializer , final JavaSymbolName mutatorName , final boolean isFieldOfEmbeddableType ) { } private MethodMetadataBuilder getInitMethod ( final int quantity , final MemberTypeAdditions findEntriesMethodAdditions , final MemberTypeAdditions persistMethodAdditions , final MemberTypeAdditions flushAdditions ) { } private String getMinAndMaxBody ( final FieldMetadata field , final String suffix ) { } public MethodMetadata getModifyMethod ( ) { } public MethodMetadata getNewTransientEntityMethod ( ) { } public MethodMetadata getRandomPersistentEntityMethod ( ) { } private FieldMetadataBuilder getRndField ( ) { } private JavaSymbolName getRndFieldName ( ) { } private MethodMetadata getSpecificPersistentEntityMethod ( ) { } private String getTypeStr ( final JavaType fieldType ) { } public boolean hasEmbeddedIdentifier ( ) { } private void setModifyMethod ( ) { } private void setNewTransientEntityMethod ( ) { } private void setRandomPersistentEntityMethod ( ) { } private void setSpecificPersistentEntityMethod ( ) { } @ Override public String toString ( ) { } private void validateNumericAnnotationAttribute ( final String fieldName , final String annotationName , final String attributeName , final Object object ) { <START_BUG> Validate . isTrue ( NumberUtils . isNumber ( object . toString ( ) ) , ( ( ( ( ( ( ( annotationName + "<seq2seq4repair_space>'" ) + attributeName ) + "'<seq2seq4repair_space>attribute<seq2seq4repair_space>for<seq2seq4repair_space>field<seq2seq4repair_space>'" ) + fieldName ) + "'<seq2seq4repair_space>in<seq2seq4repair_space>backing<seq2seq4repair_space>type<seq2seq4repair_space>" ) + ( entity . getFullyQualifiedTypeName ( ) ) ) + "<seq2seq4repair_space>muust<seq2seq4repair_space>be<seq2seq4repair_space>numeric" ) ) ; <END_BUG> } No newline ; at end ; of file ; }

Fix:
Validate . isTrue ( NumberUtils . isNumber ( object . toString ( ) ) , ( ( ( ( ( ( ( annotationName + "<seq2seq4repair_space>'" ) + attributeName ) + "'<seq2seq4repair_space>attribute<seq2seq4repair_space>for<seq2seq4repair_space>field<seq2seq4repair_space>'" ) + fieldName ) + "'<seq2seq4repair_space>in<seq2seq4repair_space>backing<seq2seq4repair_space>type<seq2seq4repair_space>" ) + ( entity . getFullyQualifiedTypeName ( ) ) ) + "<seq2seq4repair_space>must<seq2seq4repair_space>be<seq2seq4repair_space>numeric" ) ) ;